From a method description in a Russian document:
After the chromatographic analysis is complete, the column is flushed with at least 2-3 volumes of water at a rate of 0.4 ml/min. The column is then mothballed (?) by washing it with at least 10-15 volumes of 20% alcohol at a rate slowly declin...
TL;DR: We did it, so...yes.
What is this?
Charcoal is the organization behind the SmokeDetector bot and other nice things. This bot scans new posts across the entire network for spam and reports them to various chatrooms where people can act on them. If a post has been created or edited, anyw...
NOTE: In the below, I'm implicitly discussing a ground-state, closed-shell wavefunction, where all occupied orbitals are doubly occupied. The discussion would be similar for open-shell wavefunctions, but there are complexities that I won't address here. Also, once one starts noodling at excited ...
This question has been on the rise recently, and for a good reason—it's asking about a lot of cool and uncommon glassware. What I don't know is how it was never closed as too broad.
As I see it, it's eight perfectly good identify-this-glassware posts combined into one. Additionally, users have t...
Where there is fire, there is always smoke. So why there isn't any smoke near the Sun?
Transcript for
The Periodic Table
